patch is obsolete

OBS-URL: https://build.opensuse.org/package/show/science/cura-engine?expand=0&rev=13

cura-engine.spec

@@ -25,7 +25,6 @@ Group:          Hardware/Printing
 Url:            http://github.com/Ultimaker/CuraEngine
 Source0:        https://github.com/Ultimaker/CuraEngine/archive/%{version}/CuraEngine-%{version}.tar.xz
 Source1:        CuraEngine.1
-Patch1:         fix-build.patch
 # On TW/Factory or Leap/SLE 15 use latest gcc, gcc6 otherwise
 %if 0%{?suse_version} >= 1500
 BuildRequires:  gcc-c++ >= 5
@@ -42,7 +41,6 @@ It is part of the larger open source project called "Cura".
 
 %prep
 %setup -q -n CuraEngine-%version
-%patch1 -p1
 
 %build
 %if 0%{?suse_version} < 1500